Online Calculator

LoRa Link Budget Calculator

Estimate LoRa link margin.

LoRa Link Budget Calculator formula and explanation

This calculator applies a practical RF engineering formula and returns the result instantly.

Margin = TX + gains - losses - FSPL - sensitivity

Where it is used

Use this tool for RF PCB design, antennas, LoRa, WiFi and wireless links.

Important note

RF results are estimates. Verify with PCB stackup data, simulations and measurements.

Result will appear here.